Home / 220,937.04-331,458.48-71,191.44

Finding the Fourth Proportional to 220,937.04, 331,458.48 and 71,191.44

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Solution

The fourth proportional to 220,937.04, 331,458.48 and 71,191.44 is: 106,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,937.04 : 331,458.48 = 71,191.44 : x
  2. Step 2: Convert to fraction form
    220,937.04/331,458.48 = 71,191.44/x
  3. Step 3: Cross multiply
    220,937.04x = 331,458.48 × 71,191.44
  4. Step 4: Simplify right side
    220,937.04x = 23,597,006,491.41
  5. Step 5: Solve for x
    x = 23,597,006,491.41/220,937.04
  6. Step 6: Final answer
    x = 106,804.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.